<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>session内置对象计数器——seesionCount.jsp</title>
  <style type="text/css">
    h1{color:red; text-align:center; size:7px}
    p{color:green; text-align: center; size: 5px}
  </style>
</head>
<body>
<%int Num =0;%>
<%
  if (session.isNew()){
    Num +=1;
    session.setAttribute("Num",Num);
  }
%>
<h1>session计数器</h1>
<br>
<p>
  您是第
  <%=session.getAttribute("Num")%>
  个访问本站的用户
</p>

</body>
</html>
